Is a
Patent attributes
Current Assignee
Patent Jurisdiction
Patent Number
Date of Patent
April 12, 2016
Patent Application Number
13173966
Date Filed
June 30, 2011
Patent Primary Examiner
Patent abstract
A flat self-curling permeable sheet membrane containing a matrix formed of crosslinked biopolymeric fibers. The matrix self-curls into a predetermined shape upon absorption of an aqueous fluid and is permeable to molecules having molecular weights not greater than 1×106 daltons. Also disclosed is a method of preparing such a flat self-curling permeable membrane.
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